The Certina Revelation is a watch that was first introduced in the 1960s. 
The Certina Revelation was notable for its use of high-quality materials and advanced features. Many of these watches featured a stainless steel case and bracelet, a scratch-resistant sapphire crystal, and a water resistance of up to 50 meters.
While the original Certina Revelation is no longer in production, the brand has continued to innovate and push the boundaries of watch design. Today, Certina is known for its high-quality mechanical and quartz watches, many of which feature advanced features and stylish designs.
Overall, the Certina Revelation was a groundbreaking watch that helped to revolutionize the world of horology. Its transparent case back and advanced features set it apart from other watches of its time, and its innovative design continues to inspire watchmakers today.